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PaperScript: Prevent invalid JavaScript in assignment operators.

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Closes #1151
This commit is contained in:
Jürg Lehni 2016-11-20 21:12:02 -05:00
parent 3c43a78c53
commit d779789b6f
1 changed files with 7 additions and 3 deletions
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10
src/core/PaperScript.js
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@ -251,9 +251,13 @@ Base.exports.PaperScript = function() {
if (/^.=$/.test(node.operator) if (/^.=$/.test(node.operator)
&& node.left.type !== 'Literal') { && node.left.type !== 'Literal') {
var left = getCode(node.left), var left = getCode(node.left),
right = getCode(node.right); right = getCode(node.right),
replaceCode(node, left + ' = __$__(' + left + ', "' exp = left + ' = __$__(' + left + ', "'
+ node.operator[0] + '", ' + right + ')'); + node.operator[0] + '", ' + right + ')';
// If the original expression is wrapped in
// parenthesis, do the same with the replacement:
replaceCode(node, /^\(.*\)$/.test(getCode(node))
? '(' + exp + ')' : exp);
} }
} }
} }